If x₁₀ = 23₅. Find x

A.

15

B.

12

C.

14

D.

13

View answer & explanation

Correct answer is D

x₁₀ = 23₅
x₁₀ = 2 x 5¹ + 3 x 5⁰
= 10 + 3
= x₁₀ = 13

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